Ms Seymour will assume responsibility for the team, managing relationships and service delivery for BNP Paribas' clients in the core client group that comprised of superannuation funds, government entities and insurance companies.
She will report to head of sales and relationship management Ken Shaw.
"As both regulation and the challenges faced by our clients increase in complexity, they will continue to go to their service providers to help them deal with the various issues this environment presents," Mr Shaw said.
"Katharine's appointment reflects our continued commitment and focus towards our asset owner clients and our plans to grow in this segment."
Ms Seymour has almost two decades of experience in the funds management and superannuation industries. She ran the institutional relationship team for BlackRock Investment Management, formerly Barclays Global Investors, prior to which she held senior client relationship positions with Schroder Investment Management.
